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88462 (2001 QM99)
Classification: Main-belt Asteroid          SPK-ID: 2088462
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2293675935698639 3.7723e-08  
a 2.439282203618913 1.0957e-08 au
q 1.879789914537048 9.6556e-08 au
i 5.5158785311707 5.7585e-06 deg
node 320.7089370791258 5.1502e-05 deg
peri 117.5415144631975 5.5103e-05 deg
M 301.9267723952179 1.9475e-05 deg
tp 2459224.973439471479
(2021-Jan-10.47343947)
7.6243e-05 TDB
period 1391.526552642962
3.81
9.3758e-06
2.567e-08
d
yr
n .2587086817109188 1.7431e-09 deg/d
Q 2.998774492700778 1.347e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1046  
   data-arc span      23643 days (64.73 yr)  
   first obs. used      1955-11-11  
   last obs. used      2020-08-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54321  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 08:07:51  

Additional Information
 Earth MOID = .902866 au 
 Jupiter MOID = 2.27959 au 
 T_jup = 3.460 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.6   n/a MPO395790  
diameter diameter 4.114 km 0.170 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.6 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Polishook, D.; Ofek, O.E.; Waszczak, A.; Kulkarni, S.R. (2012) ACM 2012, #6347. Supplemental material.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Durech, J.; Hanus, J.; Ali-Lagoa, V. (2018) Astron. Astrophys. 617, A57.]
geometric albedo albedo 0.181   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

88462 (2001 QM99)          Discovered 2001-Aug-22 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 2001 QM99 = 1978 UA3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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